21 lines
864 B
SQL
21 lines
864 B
SQL
-- 为tb_resource表添加知识库相关字段
|
|
-- 执行前请确认数据库连接正确
|
|
|
|
USE school_news;
|
|
|
|
-- 添加知识库相关字段
|
|
ALTER TABLE `tb_resource`
|
|
ADD COLUMN `is_in_knowledge` TINYINT(1) DEFAULT 0 COMMENT '是否已导入知识库' AFTER `is_banner`,
|
|
ADD COLUMN `knowledge_file_id` VARCHAR(50) DEFAULT NULL COMMENT '知识库文件ID' AFTER `is_in_knowledge`,
|
|
ADD COLUMN `knowledge_import_time` TIMESTAMP NULL DEFAULT NULL COMMENT '知识库导入时间' AFTER `knowledge_file_id`;
|
|
|
|
-- 添加索引
|
|
ALTER TABLE `tb_resource` ADD INDEX `idx_is_in_knowledge` (`is_in_knowledge`);
|
|
|
|
-- 验证字段添加成功
|
|
SELECT COLUMN_NAME, COLUMN_TYPE, COLUMN_COMMENT
|
|
FROM INFORMATION_SCHEMA.COLUMNS
|
|
WHERE TABLE_SCHEMA = 'school_news'
|
|
AND TABLE_NAME = 'tb_resource'
|
|
AND COLUMN_NAME IN ('is_in_knowledge', 'knowledge_file_id', 'knowledge_import_time');
|